Sony’s released a video of Twitter being used on Vita, as you can see after the break. The touchscreen keypad’s used for the typing itself, and this is the tweet sent. History in the making. This was filmed at Vita’s recent London showcase, which hosted the announcement of the handheld’s EU launch line-up: read Stace’s impressions here. Vita releases in Japan on December 17 and the EU on February 22.